What was found
WHILE PERFORMING TEST OF THE EMERGENCY LIGHTS, L EPSU AND L EPSU BATTERY INOP. REPLACED EPSU BATTERY SUPPLY AFT LEFT PER AMM 33-51-38. OPS CHECK OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE PERFORMING TEST OF THE EMERGENCY LIGHTS, L EPSU AND L EPSU BATTERY INOP. REPLACED EPSU BATTERY SUPPLY AFT LEFT PER AMM 33-51-38. OPS CHECK OK.